Fire extinguisher



FIG. 1 is a front, right and top perspective view of a fire extinguisher, showing my design.

FIG. 2 is a rear, left and bottom perspective view thereof.

FIG. 3 is a front elevation view thereof.

FIG. 4 is a rear elevation view thereof.

FIG. 5 is a left side elevation view thereof.

FIG. 6 is a right side elevation view thereof.

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines shown in the drawings are included for the purpose of illustrating portions of the fire extinguisher that form no part of the claimed design. 

CLAIM The ornamental design for a fire extinguisher, as shown and described. 